tensroboard 结合命名控件，同一命名空间的节点会折叠成一个节点

import tensorflow as tf

tf.reset_default_graph()

with tf.name_scope("input1"):
input1=tf.constant([1.0,2.0,3.0],name="input")
with tf.name_scope("input2"):
input2=tf.Variable(tf.random_uniform([3]),name="input2")

output=tf.add_n([input1,input2],name="add")

writer=tf.summary.FileWriter("log/",tf.get_default_graph())
writer.close()